Tsingtao High-end completed tens of millions of Pre-A round of financing

Qingda High-end is a developer of negative oxygen ion generator. Its Qingda Youxian negative oxygen ion generator can be sprayed on the surface of any object except glass and metal to release negative oxygen ions in a long-term, valid for up to 10 years. Recently, Tsingda High-end officially completed the tens of millions of RMB Pre-A round of strategic financing. This round of financing was led by Zou Zuojun, chairman of Jiuqiang Biology, and the raised funds were mainly used for the technology research and development of Tsingda Youxian micro-particle negative oxygen ion project. and product upgrades.

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